{
  "name": "Interchangeable parts: the lineage we could document, 1785–1960",
  "desc": "Who described interchangeable musket parts, and when, from Jefferson's 1785 letter to a 1960 article title: one claim per row, with who gives it, the kind of evidence and the source.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "Treaties & Tradeoffs",
  "url": "https://treatiesandtradeoffs.com/ideas/interchangeable-parts/",
  "from": [],
  "how": "",
  "data_by": [
    "The Writings of Thomas Jefferson, ed. H. A. Washington, vols. 1 and 3 (1853; 1861 H. W. Derby printing), Project Gutenberg eBooks #45847 and #52878, accessed 2026-11-02, public domain",
    "Denison Olmsted, Memoir of Eli Whitney, Esq. (New Haven: Durrie & Peck, 1846), accessed 2026-11-02, public domain",
    "A. Russell Bond, Mechanics: The Science of Machinery (New York: P. F. Collier & Son, 1922), Project Gutenberg eBook #49445, accessed 2026-11-02, public domain (US: published 1922; EU: author d. 1937)",
    "Robert S. Woodbury, \"The Legend of Eli Whitney and Interchangeable Parts,\" Technology and Culture 1, no. 3 (1960), bibliographic record only"
  ]
}